Amanda Seyfried and Thomas Sadoski are expecting their first child. The actors, who co-star together in the forthcoming film "The Last Word," announced their engagement in September.

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Musician Josiah Bell and his actress wife Jurnee Smollett welcomed their first child, a son named Hunter Zion, in November.

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"Wonder Woman" star Gal Gadot and husband Yaron Versano announced via Instagram in November that they are pregnant with their second child.

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Actors Adam Campbell and Jayma Mays are expecting their first child, Us Weekly reported. The couple married in 2007.

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Seattle Seahawks quarterback Russell Wilson and singer Ciara announced in October 2016 they were expecting their first child. The couple married in July 2016, and Ciara has a son from a previous relationship with rapper Future.

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Tori Spelling and husband Dean McDermott announced in October that they are expecting baby No. 5. The new little one will join the couple's other children: Liam, 9, Stella, 8, Hattie, 5, and Finn, 4.

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Adam Levine and model Behati Prinsloo have welcomed their first child, a daughter named Dusty Rose Levine, E! reported. After the pair married in 2014, Levine exclaimed, "I want to have 100 kids. I want to have more kids than is socially responsible."

Screenwriter Michael Koman and his wife "Unbreakable Kimmy Schmidt" star Ellie Kemper welcomed their first child in August People reported. The couple have not released any information about their bundle of joy.

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Singer Bobby Brown announced via Instagram on July 21, 2016, that he and his wife, Alicia Etheredge, had "just had a baby girl 10 pounds." It's the third child for the couple and Brown's seventh child. Bobbi Kristina Brown, his daughter with the late singer Whitney Houston, died July 26, 2015 -- six months after being found face down in her bathtub.

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Liv Tyler and fiancé Dave Gardner are parents again. The pair, seen here with son Sailor Gene Gardner in May 2016 in New York City, welcomed daughter Lula Rose Gardner in July. They both also have sons from previous relationships.

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Matthew Rhys and Keri Russell are reportedly the parents of their first child. People reports that Russell gave birth in May 2016. No word yet on the sex or name of the baby. The real-life couple star as 1980s Soviet spies in FX's "The Americans."

It's a Backstreet baby! Backstreet Boy and "Dancing With the Stars" contestant Nick Carter and his wife, Lauren Kitt Carter, welcomed son Odin Reign Carter on April 19. The couple married in 2014.

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"She's here!" supermodel Chrissy Teigen posted on Instagram on Sunday, April 17, as she and her husband, singer John Legend, celebrated the birth of their daughter, Luna Simone Stephens (Legend's birth name is John Rogers Stephens.) Teigen announced on Instagram in October that she and Legend were expected their first child.

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Singer Kelly Clarkson gave birth to son Remington Alexander Blackstock on April 12.

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Megan Fox sported what appeared to be a baby bump on the red carpet at CinemaCon in Las Vegas on Monday, April 11, amid media reports that she is expecting. Fox and her husband, "Beverly Hills 90210" star Brian Austin Green, have two children together and filed for divorce in August.

"Fresh Prince of Bel AIr" star Tatyana Ali announced Thursday, March 31, that she is engaged to English professor Vaughn Rasberry, and they are expecting their first child together.

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"Late Night" host Seth Meyers and wife Alexi Ashe Meyers are first-time parents. The pair welcomed a son on Sunday, March 27.

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Businessman Jared Kushner and Ivanka Trump now have baby No. 3. New son Theodore James Kushner joined older siblings Arabella Rose and Joseph Frederick on Sunday, March 27.

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Rapper T.I. and his wife, Tameka "Tiny" Cottle-Harris, welcomed their third child together, a daughter, on Saturday, March 26. The couple now have a total of seven children, and the family stars in the VH1 reality series "T.I. & Tiny: The Family Hustle."

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"Game of Thrones" actress Carice van Houten confirmed her pregnancy Saturday, March 19, with a funny tweet referencing a storyline on the popular show: "Ok. I'm ready for your shadowbaby jokes." Van Houten, who is reportedly expecting the little bundle of joy with actor Guy Pearce, retweeted a People magazine story about her pregnancy with the note, "Thanks for all your lovely wishes x."

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On March 2, Morena Baccarin ("Homeland") and Ben McKenzie ("The O.C.") welcomed their first child, a little girl named Frances Laiz Setta Schenkkan, according to USA Today. The on- and off-screen couple co-star on the hit Fox series "Gotham."

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Alec and Hilaria Baldwin are expecting their third child together. "A little boy coming this fall," according to an Instagram posted by Hilaria on March 9.

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Tyra Banks and her Norwegian photographer boyfriend, Erik Asla, welcomed their son, York Banks Asla, on January 27. The couple had the baby via surrogate.

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Bobby Cannavale and Rose Byrne, who appeared in the films "Adult Beginners" and "Annie" together, have welcomed their first child together. Baby boy Rocco was born on February 1, Cannavale told Stephen Colbert on "The Late Show."

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Former "Bachelorette" Ali Fedotowsky announced in January that she and fiancé Kevin Manno are expecting their first child.

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Soccer star Landon Donovan and partner Hannah Bartell have welcomed baby Talon Bartell Donovan, the pair announced on social media Wednesday, January 27. "I've been fortunate to achieve a lot of wonderful things in my life but nothing comes close to being a father," Donovan wrote.

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"13 Hours" actor John Krasinski and "Sicario" actress Emily Blunt are expecting an addition to their family, a representative confirmed to People magazine. The new arrival will join sister Hazel, who is almost 2 years old.

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Actress Jena Malone announced Wednesday, January 20, that she and musician boyfriend Ethan DeLorenzo are expecting their first child together.

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Carolina Panthers quarterback Cam Newton has a newborn son with his longtime girlfriend Kia Proctor, the football player tweeted on Wednesday, December 30. "Our family is excited and thank you all for the well wishes!" he wrote.

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Bristol Palin welcomed a baby girl on December 23. "My sweet Sailor Grace was born yesterday, our family couldn't be more complete," she said on Instagram. Baby Sailor is the second baby for Palin, who has a son named Tripp.

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Actor and wrestler Dwayne "The Rock" Johnson and his girlfriend, Lauren Hashian, welcomed new baby daughter Jasmine, into the world on December 16. "Christmas came early! Within minutes of being born she was laying on daddy's chest," he wrote to his followers on Instagram. This is the couple's first child together and the second daughter for Johnson.

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Chelsea Clinton and her husband, Marc Mezvinsky, are expecting their second child. "Next summer, Charlotte is going to be a big sister! Feeling very blessed & grateful this holiday season," she announced on Twitter.

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Singer-actress Teyana Taylor and NBA player Iman Shumpert welcomed a baby girl December 16. Shumpert himself caught the baby, who was so eager to make her entrance that she greeted her parents unexpectedly at home before an ambulance arrived. The little girl's name is Iman Jr., according to a post on Taylor's Instagram account.

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Former "Bachelor" Sean Lowe and wife Catherine Giudici, whom he met and married on the program, are expecting their first child. "It's happening! I'm going to be a dad!" Lowe wrote on Instagram, accompanied by a photo of him caressing Giudici's baby bump.

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Rapper Kanye West and television personality Kim Kardashian welcomed their second child, a boy named Saint, on December 5. He joins big sister North.

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Sandra Bullock has welcomed a new daughter, Laila, to her family, she told People magazine. Laila, 3, who was in foster care in Louisiana, joins son Louis, 5.

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Facebook founder Mark Zuckerberg and his wife, Priscilla Chan, welcomed a baby girl in late November, he revealed on Monday, December 1. "Your mother and I don't yet have the words to describe the hope you give us for the future," he wrote in a letter to his daughter on the site. Baby Max is the first child for the couple.

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Rapper-actor Ice-T and wife Coco welcomed daughter Chanel Nicole on November 28, the first child for the pair. Ice-T has children from a previous relationship.

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Jay Cutler and Kristin Cavallari named their new daughter Saylor after her birth November 23. The Chicago Bears quarterback and his wife, a former reality TV star, are parents to sons Camden, 2, and Jaxon, 1.

"Jersey Shore's" Jenni "JWoww" Farley and partner Roger Mathews had a couple big announcements October 18: Not only did they tie the knot in New Jersey, they also announced that Farley is pregnant with their second child.

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Actress Brooklyn Decker and her husband, tennis star Andy Roddick, welcomed their first child -- a boy -- on September 30 in Austin, Texas, according to US Weekly.

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Country singer Jessie James Decker and her husband, Eric Decker of the New York Jets, welcomed Eric Thomas Decker ll on September 3. The singer showed off her newest addition on Facebook.

"Elementary" actress Lucy Liu announced August 27 on Instagram that she's welcomed a baby boy. "Introducing the new little man in my life, my son Rockwell Lloyd Liu. In ❤️!" she wrote. The child was born via a surrogate. A rep reports, "Mom and baby are healthy and happy."

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Billy Joel and his new wife, Alexis, welcomed a baby girl into their family on August 12. Nearly two months after the couple married, Della Rose Joel entered the world at 7 pounds, 6.5 ounces. Her big sister is Alexa Ray, Joel's 29-year-old daughter with ex-wife Christie Brinkley.

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Evan Ross and Ashlee Simpson welcomed their first child together, daughter Jagger Snow Ross, in July. Simpson also has a 6-year-old son with former husband Pete Wentz of Fall Out Boy. Ross, the actor son of Diana Ross, and Simpson, a singer and the younger sister of pop star Jessica Simpson, tied the knot in August 2014.

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Big news for Jacob Pechenik and Zooey Deschanel: The couple welcomed a "New Girl" in the form of a daughter in July. The pair also is said to have gotten secretly married!

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"Real Housewives of Atlanta" star Kandi Burrus and husband Todd Tucker announced in July that they were expecting their first child together. "We're so thrilled to announce the news of our bundle of joy, it's a dream come true," she told E! News. In January 2016 she gave birth to their son. They each have daughters from other relationships.

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Josh Duggar tweeted on July 19 to welcome the arrival of baby daughter Meredith Grace. Duggar and wife Anna are the parents of three other children. His family's reality show, "19 Kids and Counting," was canceled shortly before the announcement, after accusations that Josh molested young girls when he was in his teens.

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Jennifer Love Hewitt and husband Brian Hallisay have added to their family. E! reports that son Atticus James Hallisay was born on June 24. He joins big sister Autumn James Hallisay.

"Soul surfer" Bethany Hamilton and husband Adam Dirks announced via Instagram that they are the parents of son Tobias, "born June 1st, 7.9 lbs. and 21" Long." The photo caption says, "He is named after his great grandpa Tobias meaning 'The goodness of God.' "

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Benedict Cumberbatch and wife Sophie Hunter welcomed their first child in June, the actor's representative told People. "Benedict Cumberbatch and Sophie Hunter are delighted to announce the arrival of their beautiful son." The couple married on Valentine's Day on the Isle of Wight in England.

Jill Duggar Dillard and husband Derick Dillard had a bit of a wait to become parents, but it's happened. According to People, son Israel David was more than a week late when he was born on April 6.

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Oprah-approved interior designer Nate Berkus, left, and his partner, Jeremiah Brent, welcomed baby girl Poppy Brent-Berkus via surrogate on March 23. "We are so excited to finally be a family of 3!" Berkus wrote on Facebook.

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Story highlights

It's the first child for the "Big Love" star

Her engagement to Thomas Sadoski was announced in September

(CNN)"Mama Mia!" Amanda Seyfried is having a baby.

The star of "Mean Girls" and "Big Love" debuted her baby bump Tuesday at the launch of Givenchy's new Live Irrésistible fragrance.